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Autonomous System

AS43103

ONE TELECOM ltd

Announced IPs
5,120
CIDR prefixes
6
ASN
AS43103

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

70/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Geographic scope Not Disclosed
Traffic ratio Not Disclosed

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
80.90.232.0/21 2.0K
93.8%
ONE TELECOM ltd UA
80.90.224.0/22 1.0K
92.9%
ONE TELECOM ltd UA
185.4.40.0/22 1.0K
99.2%
ONE TELECOM ltd UA Odesa Odesa
80.90.230.0/23 512
93.2%
ONE TELECOM ltd UA
80.90.229.0/24 256
94.1%
ONE TELECOM ltd UA
91.194.72.0/24 256
93.4%
ONE TELECOM ltd UA Odesa Odesa

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS43103 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
80.90.224.0/20 72,513 2026-07-24 06:56:58
80.90.238.0/23 24,370 2026-07-24 06:50:09
80.90.232.0/22 13,599 2026-07-24 06:50:39
80.90.228.0/22 12,727 2026-07-24 06:50:39
91.194.72.0/24 12,470 2026-07-24 06:50:38
185.4.40.0/22 12,440 2026-07-24 06:50:38
80.90.224.0/24 12,389 2026-07-24 06:50:38
91.196.92.0/22 12,287 2026-07-24 06:50:38
80.90.230.0/24 12,154 2026-07-24 06:50:39
80.90.236.0/22 12,131 2026-07-24 06:50:38
80.90.224.0/22 10,194 2026-07-24 06:50:38
80.90.237.0/24 9,979 2026-07-24 06:50:39
185.4.40.0/23 8,459 2026-07-24 06:50:05
185.4.43.0/24 7,999 2026-07-24 06:50:08

Frequently Asked Questions

What is AS43103?

AS43103 is an Autonomous System Number assigned to ONE TELECOM ltd. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS43103 announce?

AS43103 announces 5.1K IPv4 addresses distributed across 6 routed CIDR prefixes. The network is registered in Ukraine.

Who operates AS43103?

AS43103 is operated by ONE TELECOM ltd. The organization is based in Ukraine. You can view all IP ranges and related ASNs on the organization page.

What country is AS43103 registered in?

AS43103 is registered in Ukraine. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-24 07:10:34 UTC
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